void
ServerRequestInterceptor::receive_request (
PortableInterceptor::ServerRequestInfo_ptr ri)
{
// If no response is expected, then we're invoking the oneway
// shutdown operation. Don't bother displaying output a second
// time.
CORBA::Boolean response_expected =
ri->response_expected ();
if (!response_expected)
return;
PortableServer::POA_var poa;
try
{
poa = this->poa_current_->get_POA ();
}
catch (const PortableServer::Current::NoContext& ex)
{
ex._tao_print_exception ("ServerRequestInterceptor::receive_request");
throw CORBA::INTERNAL ();
}
PortableServer::POA_var parent_poa =
poa->the_parent ();
// Make sure there is more than one POA in the POA hierarchy since
// the servant should have been registered with a child POA, not the
// RootPOA.
ACE_ASSERT (!CORBA::is_nil (parent_poa.in ()));
PortableInterceptor::AdapterName_var name =
ri->adapter_name ();
ACE_DEBUG ((LM_INFO,
"POA Hierarchy:\n"
"==============\n"));
const CORBA::ULong len = name->length ();
// Make sure there is more than one AdapterName in the AdapterName
// sequence since the servant should have been registered with a
// child POA, not the RootPOA.
ACE_ASSERT (len > 1);
for (CORBA::ULong i = 0; i < len; ++i)
{
for (CORBA::ULong j = 0; j < i; ++j)
ACE_DEBUG ((LM_INFO, "\t"));
ACE_DEBUG ((LM_INFO,
"%C\n",
static_cast<char const*>(name[i])));
}
ACE_DEBUG ((LM_INFO,
"\n"
"==============\n"));
// Make sure the name of the RootPOA is the first in the AdapterName
// sequence.
ACE_ASSERT (ACE_OS::strcmp ("RootPOA", name[(CORBA::ULong) 0]) == 0);
CORBA::String_var orb_id = ri->orb_id ();
ACE_ASSERT (ACE_OS::strcmp (this->orb_id_.in (), orb_id.in ()) == 0);
CORBA::String_var server_id = ri->server_id ();
ACE_ASSERT (ACE_OS::strcmp (server_id.in (), "ORT_test_server") == 0);
}
void
ReplicaController::send_reply (
PortableInterceptor::ServerRequestInfo_ptr ri)
{
FT::FTRequestServiceContext_var ftr (
extract_context (ri));
ACE_DEBUG ((LM_DEBUG,
"(%P|%t) Sending reply for %s with rid %i\n",
ftr->client_id.in (),
ftr->retention_id));
// Prepare reply for logging.
CORBA::Any_var result =
ri->result ();
TAO_OutputCDR cdr;
result->impl ()->marshal_value (cdr);
Dynamic::ParameterList_var pl =
ri->arguments ();
CORBA::ULong len = pl->length ();
for (CORBA::ULong index = 0; index != len ; ++index)
{
//@@ No chance for PARAM_OUT
if ((*pl)[index].mode == CORBA::PARAM_INOUT)
{
(*pl)[index].argument.impl ()->marshal_value (cdr);
}
}
CORBA::OctetSeq_var reply;
ACE_NEW (reply.out (), CORBA::OctetSeq (cdr.total_length ()));
reply->length (cdr.total_length ());
CORBA::Octet* buf = reply->get_buffer ();
// @@ What if this throws an exception?? We don't have any way to
// check whether this succeeded
for (ACE_Message_Block const* mb = cdr.begin ();
mb != 0;
mb = mb->cont ())
{
ACE_OS::memcpy (buf, mb->rd_ptr (), mb->length ());
buf += mb->length ();
}
// Logging the reply and state update.
//
// First send message to members.
//
{
// Extract state update.
CORBA::OctetSeq_var oid = ri->object_id ();
PortableInterceptor::AdapterName_var an = ri->adapter_name ();
CORBA::Any_var state = ri->get_slot (state_slot_id ());
CORBA::TypeCode_var tc = state->type ();
if (tc->kind () == CORBA::tk_null)
{
ACE_DEBUG ((LM_DEBUG, "Slot update is void\n"));
PortableServer::POA_var poa = resolve_poa (an.in ());
PortableServer::ServantBase_var servant =
poa->id_to_servant (oid.in ());
Checkpointable* target =
dynamic_cast<Checkpointable*> (servant.in ());
if (target)
{
CORBA::Any_var tmp = target->get_state ();
if (tmp.ptr () != 0) state = tmp._retn ();
}
}
TAO_OutputCDR cdr;
cdr << oid.in ();
cdr << an.in ();
cdr << ftr->client_id.in ();
cdr << ftr->retention_id;
cdr << reply.in ();
cdr << state.in ();
size_t size = cdr.total_length ();
CORBA::OctetSeq_var msg;
ACE_NEW (msg.out (), CORBA::OctetSeq (size));
msg->length (size);
{
CORBA::Octet* buf = msg->get_buffer ();
for (ACE_Message_Block const* mb = cdr.begin ();
mb != 0;
mb = mb->cont ())
{
ACE_OS::memcpy (buf, mb->rd_ptr (), mb->length ());
buf += mb->length ();
}
}
CORBA::Octet* buf = msg->get_buffer ();
// Crash point 1.
//
if (crash_point == 1 && ftr->retention_id > 2) ACE_OS::exit (1);
try
{
while (true)
{
try
{
group_->send (buf, size);
ACE_DEBUG ((LM_DEBUG, "Sent log record of length %i\n", size));
break;
}
catch (ACE_TMCast::Group::Aborted const&)
{
ACE_DEBUG ((LM_DEBUG, "Retrying to send log record.\n"));
}
}
}
catch (ACE_TMCast::Group::Failed const&)
{
ACE_DEBUG ((LM_DEBUG,
"Group failure. Perhaps, I am alone in the group.\n"));
}
}
// Now perform local logging.
//
RecordId rid (ftr->client_id.in (), ftr->retention_id);
// This is slow but eh-safe ;-).
//
log_.insert (rid, reply);
// Crash point 2.
//
if (crash_point == 2 && ftr->retention_id > 2) ACE_OS::exit (1);
}
